US3322633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pharmaceutical preparations
Assignee: N V Koninklijke Pharmaceutische Fabriken V/h Brocades-Stheeman & Pharmacia
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Filing: 1965-01-11
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Granted: 1967-05-30
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Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 Johan R A Simoons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:26
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/2004; A61K9/2009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A PROCESS FOR THE PREPARATION OF A PROLONGED ACTING PHARMACEUTCAL COMPOSITION WHICH COMPRISES THE STEPS OF (1) INTIMATELY ADMIXING A PHARMACOLOGICALLY ACTIVE MATERIAL WITH <A> AN INERT, INSOLUBLE MATRIX-FORMING SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
36 words
A PROCESS FOR THE PREPARATION OF A PROLONGED ACTING PHARMACEUTCAL COMPOSITION WHICH COMPRISES THE STEPS OF (1) INTIMATELY ADMIXING A PHARMACOLOGICALLY ACTIVE MATERIAL WITH <A> AN INERT, INSOLUBLE MATRIX-FORMING SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF
References Cited (Backward Citations)
GB837451A
Cited
US3102845A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |